linux-kernel - Re: [PATCH v2] MIPS/bpf: Enable bpf_probe

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <alpine.DEB.2.21.2103220540591.21463@angie.orcam.me.uk>
Date:   Mon, 22 Mar 2021 05:46:56 +0100 (CET)
From:   "Maciej W. Rozycki" <macro@...am.me.uk>
To:     Tiezhu Yang <yangtiezhu@...ngson.cn>
cc:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        linux-mips@...r.kernel.org, bpf@...r.kernel.org,
        linux-kernel@...r.kernel.org, Xuefeng Li <lixuefeng@...ngson.cn>,
        Christoph Hellwig <hch@....de>
Subject: Re: [PATCH v2] MIPS/bpf: Enable bpf_probe_read{, str}() on MIPS
 again

On Thu, 18 Mar 2021, Tiezhu Yang wrote:

> diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
> index 160b3a8..4b94ec7 100644
> --- a/arch/mips/Kconfig
> +++ b/arch/mips/Kconfig
> @@ -6,6 +6,7 @@ config MIPS
>  	select ARCH_BINFMT_ELF_STATE if MIPS_FP_SUPPORT
>  	select ARCH_HAS_FORTIFY_SOURCE
>  	select ARCH_HAS_KCOV
> +	select ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE

 Hmm, documentation on ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE seems rather 
scarce, but based on my guess shouldn't this be "if !EVA"?

  Maciej